Finger Positions

Root Note F

Name F over F#

Intervals 1P-3M-5d-7m

Relative Minor Dm

Notes F#, F, A, B, Eb

Aliases F7b5

How to play the F7b5/F# Chord

The F7b5/F# is a fundamental dominant chord in guitar music. To play this chord correctly, ensure your fingers are placed precisely on the frets indicated in the diagram above.

Music Theory Analysis

From a theoretical perspective, the F over F# is built using the 1P, 3M, 5d, 7m intervals. In the key of F Major, this chord functions as the I chord.

Common Progressions

In music composition, the F7b5/F# chord is often used to create tension or resolution.

I-V-vi-IV

F → C → Dm → Bb

vi-IV-I-V

Dm → Bb → F → C

The Diatonic Family

Understanding the "family" of chords that belong to F helps with transposition and ear training.

Triads

F Gm Am Bb C Dm Edim

7ths

Fmaj7 Gm7 Am7 Bbmaj7 C7 Dm7 Em7b5

Scale Compatibility

View All Scales

Neopolitan Major Pentatonic Whole Tone Pentatonic Lydian Dominant Pentatonic Super Locrian Pentatonic Prometheus Neopolitan Prometheus Mystery #1 Whole Tone Locrian Major Altered Lydian Dominant Leading Whole Tone Lydian Minor Hungarian Major Oriental

* 15 scales found containing the notes F#, F, A, B, Eb.

Acoustic & Digital Analysis

Digital footprint of the F7b5/F# chord for MIDI programming and synthesizer sound design.

MIDI Numbers 66, 65, 69, 71, 63

Frequencies (Hz)

369.9944227116344, 349.2282314330039, 440, 493.8833012561241, 311.1269837220809